A wood-made straw includes a hollow tube formed by a wood sheet wound and an adhesive film wrapping the outer surface and the inner surface of the hollow tube. The adhesive film includes an edible glue made of natural material. The edible glue can improve the hardness of the hollow tube and have flexible, soft, and moistureproof properties. The wood sheet further includes two log sheets and a paper sheet therebetween to improve the whole strength and waterproof properties. The wood-made straw is made of natural material which is rapidly biodegradable. It costs 1-6 months to naturally decompose the wood-made straw. Thus, the wood-made straw has a vale for environment protection.